The story
Founded by Seiichi Hasumi on Sep 22, 1971.1
Private company
Logo: tkj.jp3
Japanese publishing company
Takarajimasha, Inc. (Japanese: 株式会社宝島社, Hepburn: Kabushiki Gaisha Takarajimasha) is a Japanese publishing company based in Chiyoda, Tokyo.2 It was founded by Seiichi Hasumi.1 It employed 222 people in 2017.1 Wikipedia text CC BY-SA 4.0
Last updated Oct 21, 2026.
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Takarajimasha, Inc. (Japanese: 株式会社宝島社, Hepburn: Kabushiki Gaisha Takarajimasha) is a Japanese publishing company based in Chiyoda, Tokyo.2
Takarajimasha sits at the top of its group. 1 entity, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.
Built from subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.
What Takarajimasha reports owning in its annual reports to the SEC: buildings, land and equipment, real estate and locations, investments, intangible assets and inventory, at the end of its latest fiscal year and a year before.
Things Wikidata records the company as owning, with the share when stated.1
Founded by Seiichi Hasumi on Sep 22, 1971.1
Who has led Takarajimasha, and when. Pick a name to see everywhere that person has worked.
Listed on Wikidata.1
From Wikidata.1
The numbers on this page point here. Each one links to the record it came from.